Finding the Fourth Proportional to 904,947.84, 1,248,366.06 and 577,917.18
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Solution
The fourth proportional to 904,947.84, 1,248,366.06 and 577,917.18 is: 797,230.69
Step by Step Solution
- Step 1: Write the proportion equation
904,947.84 : 1,248,366.06 = 577,917.18 : x - Step 2: Convert to fraction form
904,947.84/1,248,366.06 = 577,917.18/x - Step 3: Cross multiply
904,947.84x = 1,248,366.06 × 577,917.18 - Step 4: Simplify right side
904,947.84x = 721,452,193,002.91 - Step 5: Solve for x
x = 721,452,193,002.91/904,947.84 - Step 6: Final answer
x = 797,230.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.